go/src/internal/zstd/literals.go

// readLiterals reads and decompresses the literals from data at off.
// The literals are appended to outbuf, which is returned.
// Also returns the new input offset. RFC 3.1.1.3.1.
func (r *Reader) readLiterals(data block, off int, outbuf []byte) (int, []byte, error) { … }

// readRawRLELiterals reads and decompresses a Raw_Literals_Block or
// a RLE_Literals_Block. RFC 3.1.1.3.1.1.
func (r *Reader) readRawRLELiterals(data block, off int, hdr byte, outbuf []byte) (int, []byte, error) { … }

// readHuffLiterals reads and decompresses a Compressed_Literals_Block or
// a Treeless_Literals_Block. RFC 3.1.1.3.1.4.
func (r *Reader) readHuffLiterals(data block, off int, hdr byte, outbuf []byte) (int, []byte, error) { … }

// readLiteralsOneStream reads a single stream of compressed literals.
func (r *Reader) readLiteralsOneStream(data block, off, compressedSize, regeneratedSize int, outbuf []byte) ([]byte, error) { … }

// readLiteralsFourStreams reads four interleaved streams of
// compressed literals.
func (r *Reader) readLiteralsFourStreams(data block, off, totalStreamsSize, regeneratedSize int, outbuf []byte) ([]byte, error) { … }